This small museum is home to some of the oldest and best-preserved dinosaur specimens found in Montana.

A once celebrated industrial wonder now lurks in a quiet corner of Flathead Lake.

An apocalyptic seismic event creates a deadly chain reaction that ends with a 6-mile long lake developing within weeks.

An entire town preserved as a historic landmark.

A scenic ravine with an astounding collection of rock art created by the Indigenous people of the Great Plains.

The only road through the heart of Glacier National Park.

This underground cave located in the most barren reaches of Idaho is filled with ice year-round.

Boise State's stadium was the first non-green football field in the world.

The world's first nuclear power plant is open to visitors looking to role-play a meltdown.

This trail leads to a mine that was used as a sanctuary during the Great Fire of 1910.

Rushing water plunges over a 100-foot drop created by an ancient lava flow at this majestic waterfall.

As a show of peace, a Japanese naval pilot gifted his 400-year-old Samurai sword to the Oregon town he bombed.

A botanic garden full of trees twisted into fantastic shapes and positions.

This little slice of the Netherlands in the Pacific Northwest blooms in a rainbow of color each spring.

This natural marble cave is one of only five national monuments in Oregon.

This strange hill on Old Fort Road where gravity works in reverse has been fascinating locals for years.

Is this the most Portland place ever?

The eerie remnants of an ancient forest were hidden under the sand for centuries.

A heavenly experience, right here on Terra Firma.

The miraculous hydrant that saved the Mission District in 1906.

One of the few remaining carousels built by master amusement park carver Charles I.D. Looff.

Acres of natural wonders left behind by a socialite-turned-gardener.

This naturally heated mountainous creek has created a group of neon blue pools of potentially deadly boiling water.

The seawater playground of gilded-era San Francisco burned to the ground in 1966.